class MyWidget : public QWidget { Q_OBJECT public: explicit MyWidget(MyWidget* widget, QWidget* parent = 0); private: some_class obj1; some_class obj2; }; and the constructor code as this: MyWidget::MyWidget(MyWidget* widget, QWidget *parent) : QWidget(parent), ui(new Ui::My...
window.show() sys.exit(app.exec_())'''fromPyQt5importQtWidgets, QtGuiimportsysfromformimportUi_Form#导入生成form.py里生成的类classmywindow(QtWidgets.QWidget,Ui_Form):def__init__(self): super(mywindow,self).__init__() self.setupUi(self)#定义槽函数defhello(self): self.textEdit.setTex...
typedef struct myclass { }; Then you try to refer to it as struct myclass anywhere else, you'll get Incomplete Type errors left and right. It's sometimes a mistake to forget the class/struct was typedef'ed. If that's the case, remove "struct" from: typedef struct mystruct {}......
class MyWidget : public QWidget { Q_OBJECT public: MyWidget(); signals: void myUsefulSignal(); private: QPushButton *aButton; }; MyWidget::MyWidget() { aButton = new QPushButton( this ); connect( aButton, SIGNAL(clicked()), SIGNAL(myUsefulSignal()) ); } ...
class MyGLWidget : public QOpenGLWidget { public: MyGLWidget(QWidget *parent) : QOpenGLWidget(parent) { } protected: void initializeGL() override { // Set up the rendering context, load shaders and other resources, etc.: QOpenGLFunctions *f = QOpenGLContext::currentContext()->functions(...
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classMyGLWidget :publicQOpenGLWidget{public: MyGLWidget(QWidget*parent) :QOpenGLWidget(parent) { }protected:voidinitializeGL() override {// Set up the rendering context, load shaders and other resources, etc.:QOpenGLFunctions*f=QOpenGLContext::currentContext()->functions(); f->glClearColor(...
}classDialog:publicQDialog { Q_OBJECTpublic:Dialog(QWidget *parent =0); ~Dialog();private: Ui::Dialog *ui; };#endif// DIALOG_H dialog.cpp #include"dialog.h"#include"ui_dialog.h"Dialog::Dialog(QWidget *parent) :QDialog(parent),ui(newUi::Dialog) ...